Category Archives: Linux

Stuff about Linux

Linux: Creating a ssh keypair with puttygen

Hi,

use the following steps to create a ssh key pair with puttygen and import the public key on a linux hosts.

Start puttygen and generate an 4096 Bit RSA Key.

Generate an 4096Bit RSA Key
Generate an 4096Bit RSA Key

Set a strong password and save it (D:\temp\private.ppk in this example) at a secure location.
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Debian Linux: Define a system wide HTTP proxy

Hi,

to define a system wide HTTP proxy edit /etc/environment with your favourite text editor and insert the following lines
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Linux: Install LAMP stack on debian

Hi ,

this post describes the steps to install a lamp stack on debian linux. This is the base for many content management systems like Joomla, WordPress or Drupal.

LAMP means linux as operating system, apache as webserver,  mysql as database and PHP as script language. To install all packages login as root.
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Linux: ssh X11 forwarding does not work

Hi,

a friend of mine had the problem that X11 forwarding does not work on his linux box. I obligate him to check:

Ensure a X11 server is running at your local client.
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Linux: How to rescan for new LUNs on a Emulex FC Controller

Hi,

rescan for new LUNs on a Emulex Fibre Channel Controller:

List all HBAs

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root@debdev # ls -l /sys/class/fc_host
lrwxrwxrwx 1 root root 0 Oct 24 12:22 host10 -> ../
lrwxrwxrwx 1 root root 0 Oct 24 12:22 host11 -> ../
lrwxrwxrwx 1 root root 0 Oct 24 12:22 host7 -> ../.
lrwxrwxrwx 1 root root 0 Oct 24 12:22 host9 -> ../.

Continue reading Linux: How to rescan for new LUNs on a Emulex FC Controller